Closure for containers



L. A. MOLTEN CLOSURE :FOR CONTAINERS Filed April 7, 1920 INVENTOR Louis 14. Malian ATTORNEY Patented Get. 2., 19.235.

* entree a near LOUIS A. MOLTEN, OF HOBOKEN, NEW JERSEY.

CLOSURE F OIPJ CONTAINERS.

Application filed April 7, 1920. Serial No, 371,914.

To all whom it may concern.

Be it known that 1, Louis A. MoL'rnN, a citiz n or the United States, residin at liohoken, New Jersey, in the county "indson and State of New Jersey, have invented "ertain new and useful Improvements in .owing is a specification, reference being had therein to the accompanying drawing.

My invention relates to improvements in closures for containers and is illustrated in the accompanying drawings in its application to a grease cup for the lubrication of machinery, although of course it will be readily understood that the invention is adaptable for use upon preserve and various other forms of containers for which a hermetic closure may be desired.

Referring to said drawings, Fig. l illustrates in perspective, part being broken away. a suitable form of grease cup embodying an application of my invention.

2 is a cross-section oil the cap or closure of the same.

3 indicates a grease cup, and at a plunger having a ball 5 which is resiliently seated in the base or outlet 6 by a spring 7 upon said plunger, said plunger being secured in the riding yoke 8 for feeding the grease in the usual well known manner. 9 indicates the outer cover which may be knurled'or otherwise formed at the periphery as indicated at 18 for turnins 'the same and lll1 indicate indentations diametrically opposite adapted to seat within the recesses,

in. the top of the cup as shown, for securing the cover.

13 indicates a suitable disc of resilient material such as steel which is adapted to rest upon the projections lll1 and likewise another disc beneath the same 1a which may be of paper or other suitable material which also rests upon the projections 111l when the cover 9 is off the cup. 15 indi- Closures for Containers, of which the fol eates a depression in the top of the cover 9 which causes the discs 13.14E to buckle at the centre bending slightly downwardly I into the container such as the cup 3 when resting upon the periphery or top edge of the same due to the pressure exerted by said pro ection 15, therebysnugly sealing turned so as to lock the projections 111l into the recesses 1212. From the foregoing 1t will berreadily apparent that by a slight twist of the hand, the cover may be,

struction and arrangement of parts without departing from the spirit of the invention as claimed.

1 claim or closing the same when the cover 9 lSj" 1. In a closure of the class described, an

outer cover adapted to be turned down upon the container, a resilient member between said cover and the periphery ofsaid container, and a vprojectionv from said cover adapted to force said resilient member against said periphery when the cover is applied.

2. In a closure of the class described, a

flanged outer cover adapted'to be turned down upon the open end of a container, at pro ect1onfrom the centre of said cover and a flexible disc between the same and" the periphery of said container whereby when said cover is applied, said disc bears upon the entire of said periphery.

In testimony whereof I hereunto affix my signature.

Louis A. MOLTEN. 

